diff --git a/frigate/app.py b/frigate/app.py
index ba82757f99..34dcf3cd7b 100644
--- a/frigate/app.py
+++ b/frigate/app.py
@@ -437,7 +437,7 @@ def start_camera_capture_processes(self) -> None:
             # pre-create shms
             for i in range(shm_frame_count):
                 frame_size = config.frame_shape_yuv[0] * config.frame_shape_yuv[1]
-                self.frame_manager.create(f"{config.name}{i}", frame_size)
+                self.frame_manager.create(f"{config.name}_{i}", frame_size)
 
             capture_process = util.Process(
                 target=capture_camera,
diff --git a/frigate/video.py b/frigate/video.py
index 96b562e8c4..d8ff1a8690 100755
--- a/frigate/video.py
+++ b/frigate/video.py
@@ -113,7 +113,7 @@ def capture_frames(
         fps.value = frame_rate.eps()
         skipped_fps.value = skipped_eps.eps()
         current_frame.value = datetime.datetime.now().timestamp()
-        frame_name = f"{config.name}{frame_index}"
+        frame_name = f"{config.name}_{frame_index}"
         frame_buffer = frame_manager.write(frame_name)
         try:
             frame_buffer[:] = ffmpeg_process.stdout.read(frame_size)